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-rw-r--r--drivers/soc/renesas/rz-sysc.h46
1 files changed, 46 insertions, 0 deletions
diff --git a/drivers/soc/renesas/rz-sysc.h b/drivers/soc/renesas/rz-sysc.h
new file mode 100644
index 000000000000..aa83948c5117
--- /dev/null
+++ b/drivers/soc/renesas/rz-sysc.h
@@ -0,0 +1,46 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * Renesas RZ System Controller
+ *
+ * Copyright (C) 2024 Renesas Electronics Corp.
+ */
+
+#ifndef __SOC_RENESAS_RZ_SYSC_H__
+#define __SOC_RENESAS_RZ_SYSC_H__
+
+#include <linux/device.h>
+#include <linux/sys_soc.h>
+#include <linux/types.h>
+
+/**
+ * struct rz_syc_soc_id_init_data - RZ SYSC SoC identification initialization data
+ * @family: RZ SoC family
+ * @id: RZ SoC expected ID
+ * @devid_offset: SYSC SoC ID register offset
+ * @revision_mask: SYSC SoC ID revision mask
+ * @specific_id_mask: SYSC SoC ID specific ID mask
+ * @print_id: print SoC-specific extended device identification
+ */
+struct rz_sysc_soc_id_init_data {
+ const char * const family;
+ u32 id;
+ u32 devid_offset;
+ u32 revision_mask;
+ u32 specific_id_mask;
+ void (*print_id)(struct device *dev, void __iomem *sysc_base,
+ struct soc_device_attribute *soc_dev_attr);
+};
+
+/**
+ * struct rz_sysc_init_data - RZ SYSC initialization data
+ * @soc_id_init_data: RZ SYSC SoC ID initialization data
+ */
+struct rz_sysc_init_data {
+ const struct rz_sysc_soc_id_init_data *soc_id_init_data;
+};
+
+extern const struct rz_sysc_init_data rzg3e_sys_init_data;
+extern const struct rz_sysc_init_data rzg3s_sysc_init_data;
+extern const struct rz_sysc_init_data rzv2h_sys_init_data;
+
+#endif /* __SOC_RENESAS_RZ_SYSC_H__ */